81.18.144.0/20
🇷🇺IPv4RIPENCCallocated RPKI Valid
CIDR
81.18.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇷🇺 Russia
City
Nizhny Novgorod
RIR
RIPENCC
Status
allocated
Allocated
5/15/2002
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.18.128.0/19 | AS24626TTKNN-AS Joint Stock Company TransTeleCom | Valid | — | 6/1/2026 |
| 81.18.144.0/23 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
| 81.18.146.0/23 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
| 81.18.149.0/24 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
| 81.18.150.0/24 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
| 81.18.153.0/24 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
| 81.18.155.0/24 | AS15774TTK-RTL Limited Liability Company "TTK-Svyaz" | Valid | — | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.18.144.0/23 | AS15774 | 🇷🇺RU | assigned |
| 81.18.148.0/24 | 🇷🇺RU | assigned | |
| 81.18.150.0/24 | AS15774 | 🇷🇺RU | assigned |
| 81.18.151.0/24 | 🇷🇺RU | assigned | |
| 81.18.152.0/24 | 🇷🇺RU | assigned | |
| 81.18.153.0/24 | AS15774 | 🇷🇺RU | assigned |
| 81.18.155.0/24 | AS15774 | 🇷🇺RU | assigned |
| 81.18.157.0/24 | 🇷🇺RU | assigned | |
| 81.18.158.0/24 | 🇷🇺RU | assigned | |
| 81.18.159.0/24 | 🇷🇺RU | assigned |
Geolocation
Country🇷🇺RussiaRU
RegionNizhny Novgorod Oblast
CityNizhny Novgorod
Coordinates56.3146, 43.9416 ↗
API
Open https://api.ipctl.io/v1/prefix/81.18.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.18.144.0/20" | jq
External Links